2155704435

素因数分解:

$3^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:562

約数の個数: 80

約数和(自身を含む): 3933468000

約数和(自身を除く): 1777763565

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 139, 149, 257, 405, 417, 447, 695, 745, 771, 1251, 1285, 1341, 2085, 2235, 2313, 3753, 3855, 4023, 6255, 6705, 6939, 11259, 11565, 12069, 18765, 20115, 20711, 20817, 34695, 35723, 38293, 56295, 60345, 62133, 103555, 104085, 107169, 114879, 178615, 186399, 191465, 310665, 321507, 344637, 535845, 559197, 574395, 931995, 964521, 1033911, 1607535, 1677591, 1723185, 2795985, 2893563, 3101733, 4822605, 5169555, 5322727, 8387955, 14467815, 15508665, 15968181, 26613635, 47904543, 79840905, 143713629, 239522715, 431140887, 718568145, 2155704435]

約数ペア:

[(1, 2155704435), (3, 718568145), (5, 431140887), (9, 239522715), (15, 143713629), (27, 79840905), (45, 47904543), (81, 26613635), (135, 15968181), (139, 15508665), (149, 14467815), (257, 8387955), (405, 5322727), (417, 5169555), (447, 4822605), (695, 3101733), (745, 2893563), (771, 2795985), (1251, 1723185), (1285, 1677591), (1341, 1607535), (2085, 1033911), (2235, 964521), (2313, 931995), (3753, 574395), (3855, 559197), (4023, 535845), (6255, 344637), (6705, 321507), (6939, 310665), (11259, 191465), (11565, 186399), (12069, 178615), (18765, 114879), (20115, 107169), (20711, 104085), (20817, 103555), (34695, 62133), (35723, 60345), (38293, 56295)]